# Kxx Programmer's Reference vs PulseSat Satellite Tracker

The clearest difference is price: PulseSat Satellite Tracker at Free against Kxx Programmer's Reference's $3.99. PulseSat Satellite Tracker also leads on update cadence (every 3 months vs every 10 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

PulseSat Satellite Tracker is free to download; Kxx Programmer's Reference costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kxx Programmer's Reference ships an update every 10 months, PulseSat Satellite Tracker every 3 months. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Kxx Programmer's Reference | PulseSat Satellite Tracker |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[4.2 (9 ratings)](https://appshunter.io/ios/app/pulsesat-satellite-tracker/id1268994240/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 6 MB | 10 MB |
| Requires iOS | 17.1 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mike Downs, ks7d](https://appshunter.io/developer/367909071) | [Pulsely Consulting](https://appshunter.io/developer/475349326) |

## What reviewers say

### Kxx Programmer's Reference

[App page](https://appshunter.io/ios/app/kxx-programmers-reference/id367909068)

**In-app purchases:** none


### PulseSat Satellite Tracker

[App page](https://appshunter.io/ios/app/pulsesat-satellite-tracker/id1268994240)

Monitor the real-time positions of over 5,000 satellites and track their precise movements. This application provides instantaneous calculations for satellite trajectories, essential for observing the increasing number of satellites and space debris.

**Highlights:** Real-time satellite tracking, Tracks over 5,000 satellites, Precise position calculations, Instantaneous trajectory data, Monitors space debris

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Kxx Programmer's Reference free?

Kxx Programmer's Reference costs $3.99, with no in-app purchases.

### Is PulseSat Satellite Tracker free?

PulseSat Satellite Tracker is free to download, with no in-app purchases.

### Do Kxx Programmer's Reference or PulseSat Satellite Tracker have ads?

Neither Kxx Programmer's Reference nor PulseSat Satellite Tracker shows ads.

### Which is updated more often, Kxx Programmer's Reference or PulseSat Satellite Tracker?

Kxx Programmer's Reference ships an update every 10 months, and PulseSat Satellite Tracker every 3 months. Most recently, Kxx Programmer's Reference was updated on October 2, 2026 and PulseSat Satellite Tracker on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*